CN107722817A - A kind of scratch resistant polyurethane finish of net taste - Google Patents
A kind of scratch resistant polyurethane finish of net taste Download PDFInfo
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- CN107722817A CN107722817A CN201710820254.1A CN201710820254A CN107722817A CN 107722817 A CN107722817 A CN 107722817A CN 201710820254 A CN201710820254 A CN 201710820254A CN 107722817 A CN107722817 A CN 107722817A
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- scratch resistant
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
- C09D163/10—Epoxy resins modified by unsaturated compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention provides a kind of net taste scratch resistant polyurethane finish, is made up of host, curing agent and diluent；Host includes the component of following parts by weight：Urethane acrylate：30 ~ 50 parts；Modified epoxy acrylate resin：5 ~ 10 parts；Polytetrafluoroethylwax wax micro mist：2 ~ 5 parts；Color stuffing：25 ~ 32 parts；Levelling agent A：0.2 ~ 1.2 part；Levelling agent B：0.5 ~ 2 part；Dispersant：0.3 ~ 3 part；Defoamer：0.1 ~ 2.5 part；Curing agent includes the component of following parts by weight：HDI trimer：25 ~ 35 parts；IPDI tripolymers：15 ~ 30 parts；Diluent includes the component of following parts by weight：Ethyl cellosolve acetate：10 ~ 16 parts；Mixed acid dimethyl：8 ~ 15 parts；Butyl acetate：40 ~ 60 parts；Cyclohexanone：4 ~ 11 parts.A kind of scratch resistant polyurethane finish of net taste, there is excellent water proofing property, wearability, adhesive force, shock resistance and adhesion strength, protection marine surface is attractive in appearance, safety and low toxicity, is easy to construct, odorlessness overnight after construction.
Description
Technical field
The present invention relates to technical field of coatings, the especially a kind of scratch resistant polyurethane finish of net taste.
Background technology
Due to the complexity of marine environment in voyage of transporting by sea, easily marine surface is caused it is certain hit or scrape on, then add
The corrosion function of upper seawater and damp and hot marine atmosphere, hull surface exposed section are more prone to be corroded, and etch pit occur, and whole
Individual surface forms the white powder corrosion product of grit shape, so as to increase ship resistance, reduces headway, increases fuel
Consumption, and have a strong impact on that ship is attractive in appearance.Therefore, it is necessary to coat one layer of scratch-resistant coating in marine surface.It is and currently used
The VOC discharge capacity of traditional scratch-resistant coating is high, and smell is difficult to eliminate, dissolvent residual overlong time, and contains
Benzene class is harmful to the material of health, and fullness is inadequate when product is constructed, and it is that numerous manufacturers are difficult that the transparency is not good enough etc.
To solve the problems, such as, also have become the focus of attention and developing direction in market.
Therefore, it is necessary to develop a kind of no benzene, net taste, the scratch-resistant polyurethane finish paint to the low evil of health.
The content of the invention
To solve above-mentioned problem, it is an object of the invention to provide a kind of scratch resistant polyurethane finish of net taste.
A kind of scratch resistant polyurethane finish of net taste, has excellent water proofing property, wearability, adhesive force, shock resistance and scratch resistance
Performance, protection marine surface is attractive in appearance, safety and low toxicity, is easy to construct, odorlessness overnight after construction.
To reach above-mentioned purpose, the technical scheme is that：
A kind of scratch resistant polyurethane finish of net taste, is made up of host, curing agent and diluent；
Wherein, the host includes the component of following parts by weight：Urethane acrylate：30~50 parts；Modified epoxy
Acrylic resin：5~10 parts；Polytetrafluoroethylwax wax micro mist：2~5 parts；Color stuffing：25~32 parts；Levelling agent A：0.2~1.2
Part；Levelling agent B：0.5~2 part；Dispersant：0.3~3 part；Defoamer：0.1~2.5 part；
The curing agent includes the component of following parts by weight：HDI trimer：25~35 parts；IPDI tripolymers：15~
30 parts；
The diluent includes the component of following parts by weight：Ethyl cellosolve acetate：10~16 parts；Mixed diacid diformazan
Ester：8~15 parts；Butyl acetate：40~60 parts；Cyclohexanone：4~11 parts.
Further, the host includes the component of following parts by weight：Urethane acrylate：30~40 parts；It is modified
Epoxy acrylic resin：8~10 parts；Polytetrafluoroethylwax wax micro mist：3~5 parts；Color stuffing：27~30 parts；Levelling agent A：0.6~
1.2 part；Levelling agent B：0.5~1 part；Dispersant：0.6~1.5 part；Defoamer：0.3~1.5 part；
The curing agent includes the component of following parts by weight：HDI trimer：28~32 parts；IPDI tripolymers：19~
25 parts；
The diluent includes the component of following parts by weight：Ethyl cellosolve acetate：10~13 parts；Mixed diacid diformazan
Ester：11~15 parts；Butyl acetate：45~55 parts；Cyclohexanone：4~8 parts.
Further, the host includes the component of following parts by weight：Urethane acrylate：35 parts；Modified epoxy
Acrylic resin：9 parts；Polytetrafluoroethylwax wax micro mist：3.5 part；Color stuffing：28 parts；Levelling agent A：1 part；Levelling agent B：0.6 part；
Dispersant：0.8 part；Defoamer：0.8 part；
The curing agent includes the component of following parts by weight：HDI trimer：30 parts；IPDI tripolymers：22 parts；
The diluent includes the component of following parts by weight：Ethyl cellosolve acetate：11 parts；Mixed acid dimethyl：
13 parts；Butyl acetate：48 parts；Cyclohexanone：6.5 part.
Further, the proportioning of the host, curing agent and diluent is 2~5.5：1：0.1~0.3.
Further, the modified epoxy acrylate resin is Nano-meter SiO_22Modified epoxy acrylic resin.
Further, the levelling agent A uses esters of acrylic acid levelling agent, and the levelling agent B uses organic silicon levelling
Agent.
Further, the dispersant is any of fatty acid, fatty acyl amide, and the defoamer is organosilicon
Defoamer.
The beneficial effects of the present invention are：
(1) a kind of net scratch resistant polyurethane finish of taste of the present invention, modified epoxy acrylic acid tree is contained in host
Fat, the modified epoxy acrylate resin are Nano-meter SiO_22Modified epoxy acrylic resin, more unmodified epoxy acrylic
Resin can effectively improve water proofing property, wearability, adhesive force, shock resistance and the adhesion strength of polyurethane finish, protect ship
Surface aesthetic；
(2) contain polytetrafluoroethylwax wax micro mist in host, can be good at being scattered in surface, further enhance polyurethane face
The adhesion strength and impact resistance of paint；
(3) benzene,toluene,xylene and other aromatic solvents are free of in being formulated, selected solvent reduces smell to greatest extent
And the injury to human body, while the finish paint is easy to construct, and suitable for a variety of forms of construction work such as spraying, electrostatic spraying, brushing, applies
Odorlessness overnight after work.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is further detailed with reference to embodiments
Describe in detail bright.
Embodiment 1
A kind of scratch resistant polyurethane finish of net taste, is made up of host, curing agent and diluent；
Wherein, the host includes the component of following parts by weight：Urethane acrylate：40 parts；Modified epoxy propylene
Acid resin：7 parts；Polytetrafluoroethylwax wax micro mist：3 parts；Color stuffing：25 parts；Levelling agent A：1.2 part；Levelling agent B：0.5 part；It is scattered
Agent：1 part；Defoamer：0.1 part；
The curing agent includes the component of following parts by weight：HDI trimer：25 parts；IPDI tripolymers：30 parts；
The diluent includes the component of following parts by weight：Ethyl cellosolve acetate：10 parts；Mixed acid dimethyl：9
Part；Butyl acetate：40 parts；Cyclohexanone：7 parts.
The proportioning of the host, curing agent and diluent is 2：1：0.1.
Embodiment 2
A kind of scratch resistant polyurethane finish of net taste, is made up of host, curing agent and diluent；
Wherein, the host includes the component of following parts by weight：Urethane acrylate：30 parts；Modified epoxy propylene
Acid resin：5 parts；Polytetrafluoroethylwax wax micro mist：2 parts；Color stuffing：27 parts；Levelling agent A：1 part；Levelling agent B：1 part；Dispersant：3
Part；Defoamer：1 part；
The curing agent includes the component of following parts by weight：HDI trimer：35 parts；IPDI tripolymers：15 parts；
The diluent includes the component of following parts by weight：Ethyl cellosolve acetate：156 parts；Mixed acid dimethyl：
15 parts；Butyl acetate：48 parts；Cyclohexanone：4 parts.
The proportioning of the host, curing agent and diluent is 3.5：1：0.2.
Embodiment 3
A kind of scratch resistant polyurethane finish of net taste, is made up of host, curing agent and diluent；
Wherein, the host includes the component of following parts by weight：Urethane acrylate：35 parts；Modified epoxy propylene
Acid resin：9 parts；Polytetrafluoroethylwax wax micro mist：3.5 part；Color stuffing：28 parts；Levelling agent A：1 part；Levelling agent B：0.6 part；It is scattered
Agent：0.8 part；Defoamer：0.8 part；
The curing agent includes the component of following parts by weight：HDI trimer：30 parts；IPDI tripolymers：22 parts；
The diluent includes the component of following parts by weight：Ethyl cellosolve acetate：11 parts；Mixed acid dimethyl：
13 parts；Butyl acetate：48 parts；Cyclohexanone：6.5 part.
The proportioning of the host, curing agent and diluent is 3.5：1：0.15.
Embodiment 4
A kind of scratch resistant polyurethane finish of net taste, is made up of host, curing agent and diluent；
Wherein, the host includes the component of following parts by weight：Urethane acrylate：50 parts；Modified epoxy propylene
Acid resin：8 parts；Polytetrafluoroethylwax wax micro mist：4 parts；Color stuffing：32 parts；Levelling agent A：0.5 part；Levelling agent B：2 parts；Dispersant：
1 part；Defoamer：2.5 part；
The curing agent includes the component of following parts by weight：HDI trimer：35 parts；IPDI tripolymers：15 parts；
The diluent includes the component of following parts by weight：Ethyl cellosolve acetate：16 parts；Mixed acid dimethyl：
12 parts；Butyl acetate：60 parts；Cyclohexanone：11 parts.
The proportioning of the host, curing agent and diluent is 5.5：1：0.2.
Embodiment 5
A kind of scratch resistant polyurethane finish of net taste, is made up of host, curing agent and diluent；
Wherein, the host includes the component of following parts by weight：Urethane acrylate：42 parts；Modified epoxy propylene
Acid resin：10 parts；Polytetrafluoroethylwax wax micro mist：5 parts；Color stuffing：30 parts；Levelling agent A：0.2 part；Levelling agent B：1.5 part；It is scattered
Agent：0.3 part；Defoamer：1.5 part；
The curing agent includes the component of following parts by weight：HDI trimer：25 parts；IPDI tripolymers：25 parts；
The diluent includes the component of following parts by weight：Ethyl cellosolve acetate：13 parts；Mixed acid dimethyl：8
Part；Butyl acetate：55 parts；Cyclohexanone：5 parts.
The proportioning of the host, curing agent and diluent is 4：1：0.3.
Nano-meter SiO_22The synthetic method of modified epoxy acrylic resin is：By the mixing of 1/3rd initiators and monomer
Liquid temperature rising reflux 1h, the Nano-meter SiO_2 that will be configured with cyclohexanone2Dispersion liquid mixes with residual monomer and initiator mixed liquor, slowly
In being added dropwise to, 100 DEG C of reaction 2h are cooled to, after being cooled to 50 DEG C, add the epoxy acrylic resin diluted by butanone, reaction
0.5h, obtain Nano-meter SiO_22Modified epoxy acrylic resin.
The preparation method of polyurethane finish of the present invention is foolproof, by the host, curing agent and dilution
Agent is stirred respectively according to respective ratio, obtains above-mentioned host, curing agent and diluent, in use, according to aforementioned proportion
Mixing, you can constructed, construction method is the conventional method in this area.
Performance test is carried out to above example 3, its test result is as shown in the table：
| Test event | Test result |
| Surface drying | 20min |
| Do solid work | 16h |
| Pencil hardness | 2H |
| Adhesive force | 1 grade |
| Levelability | It is excellent |
| Scratch resistant | It is good |
| Yellowing resistance | It is excellent |
| Benzene in coating | Do not detect |
| Toluene and dimethylbenzene summation in coating | Do not detect |
| HDI, IPD content summation | ≤ 0.4% |
| VOC | 280g/L |
As can be seen from the table, a kind of net scratch resistant polyurethane finish of taste, there is excellent water proofing property, wear-resisting
Property, adhesive force, shock resistance and adhesion strength, protection marine surface is attractive in appearance, and safety and low toxicity are easy to construct, nothing overnight after construction
Smell.
It should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted.Although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the technology of invention
Scheme is modified or equivalent substitution, and without departing from the scope of technical solution of the present invention, it all should cover the power in the present invention
In sharp claimed range.
Claims (7)
1. the scratch resistant polyurethane finish of a kind of net taste, it is characterised in that be made up of host, curing agent and diluent；
Wherein, the host includes the component of following parts by weight：Urethane acrylate：30 ~ 50 parts；Modified epoxy acrylic acid
Resin：5 ~ 10 parts；Polytetrafluoroethylwax wax micro mist：2 ~ 5 parts；Color stuffing：25 ~ 32 parts；Levelling agent A：0.2 ~ 1.2 part；Levelling agent B：
0.5 ~ 2 part；Dispersant：0.3 ~ 3 part；Defoamer：0.1 ~ 2.5 part；
The curing agent includes the component of following parts by weight：HDI trimer：25 ~ 35 parts；IPDI tripolymers：15 ~ 30 parts；
The diluent includes the component of following parts by weight：Ethyl cellosolve acetate：10 ~ 16 parts；Mixed acid dimethyl：8~
15 parts；Butyl acetate：40 ~ 60 parts；Cyclohexanone：4 ~ 11 parts.
2. the scratch resistant polyurethane finish of a kind of net taste according to claim 1, it is characterised in that the host includes
The component of following parts by weight：Urethane acrylate：30 ~ 40 parts；Modified epoxy acrylate resin：8 ~ 10 parts；Polytetrafluoroethyl-ne
Alkene wax micro mist：3 ~ 5 parts；Color stuffing：27 ~ 30 parts；Levelling agent A：0.6 ~ 1.2 part；Levelling agent B：0.5 ~ 1 part；Dispersant：0.6~
1.5 part；Defoamer：0.3 ~ 1.5 part；
The curing agent includes the component of following parts by weight：HDI trimer：28 ~ 32 parts；IPDI tripolymers：19 ~ 25 parts；
The diluent includes the component of following parts by weight：Ethyl cellosolve acetate：10 ~ 13 parts；Mixed acid dimethyl：11
~ 15 parts；Butyl acetate：45 ~ 55 parts；Cyclohexanone：4 ~ 8 parts.
3. the scratch resistant polyurethane finish of a kind of net taste according to claim 1, it is characterised in that the host is included such as
The component of lower parts by weight：Urethane acrylate：35 parts；Modified epoxy acrylate resin：9 parts；Polytetrafluoroethylwax wax micro mist：
3.5 part；Color stuffing：28 parts；Levelling agent A：1 part；Levelling agent B：0.6 part；Dispersant：0.8 part；Defoamer：0.8 part；
The curing agent includes the component of following parts by weight：HDI trimer：30 parts；IPDI tripolymers：22 parts；
The diluent includes the component of following parts by weight：Ethyl cellosolve acetate：11 parts；Mixed acid dimethyl：13 parts；
Butyl acetate：48 parts；Cyclohexanone：6.5 part.
4. the scratch resistant polyurethane finish of a kind of net taste according to claim 1, it is characterised in that the host, solidification
The proportioning of agent and diluent is 2 ~ 5.5：1：0.1~0.3.
A kind of 5. scratch resistant polyurethane finish of net taste according to claim 1, it is characterised in that the modified epoxy third
Olefin(e) acid resin is Nano-meter SiO_22Modified epoxy acrylic resin.
6. the scratch resistant polyurethane finish of a kind of net taste according to claim 1, it is characterised in that the levelling agent A is adopted
With esters of acrylic acid levelling agent, the levelling agent B uses silicone levelling agent.
7. the scratch resistant polyurethane finish of a kind of net taste according to claim 1, it is characterised in that the dispersant is fat
Any of fat acids, fatty acyl amide, the defoamer are organic silicon defoamer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710820254.1A CN107722817A (en) | 2017-09-13 | 2017-09-13 | A kind of scratch resistant polyurethane finish of net taste |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710820254.1A CN107722817A (en) | 2017-09-13 | 2017-09-13 | A kind of scratch resistant polyurethane finish of net taste |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107722817A true CN107722817A (en) | 2018-02-23 |
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ID=61206163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710820254.1A Pending CN107722817A (en) | 2017-09-13 | 2017-09-13 | A kind of scratch resistant polyurethane finish of net taste |
Country Status (1)
| Country | Link |
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| CN (1) | CN107722817A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111471391A (en) * | 2020-05-28 | 2020-07-31 | 浙江绿环新材料科技有限公司 | Antibacterial anti-doodling self-cleaning powder coating and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102786859A (en) * | 2012-08-21 | 2012-11-21 | 昆明理工大学 | Anti-drag wear-resistant paint for pipelines and preparation method thereof |
| CN103589310A (en) * | 2012-08-13 | 2014-02-19 | 中国石油天然气集团公司 | Durable polyurethane finish capable of resisting marine-atmosphere environment, and preparation method thereof |
| CN106519920A (en) * | 2016-10-26 | 2017-03-22 | 中国人民解放军空军勤务学院 | Metal water-soluble anticorrosive coating |
-
2017
- 2017-09-13 CN CN201710820254.1A patent/CN107722817A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103589310A (en) * | 2012-08-13 | 2014-02-19 | 中国石油天然气集团公司 | Durable polyurethane finish capable of resisting marine-atmosphere environment, and preparation method thereof |
| CN102786859A (en) * | 2012-08-21 | 2012-11-21 | 昆明理工大学 | Anti-drag wear-resistant paint for pipelines and preparation method thereof |
| CN106519920A (en) * | 2016-10-26 | 2017-03-22 | 中国人民解放军空军勤务学院 | Metal water-soluble anticorrosive coating |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111471391A (en) * | 2020-05-28 | 2020-07-31 | 浙江绿环新材料科技有限公司 | Antibacterial anti-doodling self-cleaning powder coating and preparation method thereof |
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Application publication date: 20180223 |